Growing community of inventors

Yokohama, Japan

Tetsuya Ishikawa

Average Co-Inventor Count = 3.04

ph-index = 13

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 574

Tetsuya IshikawaTomohiro Suzuki (12 patents)Tetsuya IshikawaKenji Kawazoe (9 patents)Tetsuya IshikawaHaruyuki Yanagi (8 patents)Tetsuya IshikawaAkira Kida (7 patents)Tetsuya IshikawaHiroyuki Saito (5 patents)Tetsuya IshikawaTakashi Nojima (5 patents)Tetsuya IshikawaOsamu Asakura (5 patents)Tetsuya IshikawaSeiji Takahashi (5 patents)Tetsuya IshikawaYuji Kanome (5 patents)Tetsuya IshikawaMasasumi Nagashima (5 patents)Tetsuya IshikawaHiroyuki Inoue (4 patents)Tetsuya IshikawaSoichi Hiramatsu (4 patents)Tetsuya IshikawaHitoshi Nakamura (4 patents)Tetsuya IshikawaHideki Yamaguchi (4 patents)Tetsuya IshikawaShinya Asano (4 patents)Tetsuya IshikawaHideaki Kawakami (4 patents)Tetsuya IshikawaAkira Miyakawa (4 patents)Tetsuya IshikawaTakashi Abe (3 patents)Tetsuya IshikawaMinoru Teshigawara (3 patents)Tetsuya IshikawaHiroaki Obikane (3 patents)Tetsuya IshikawaTakatoshi Nakano (3 patents)Tetsuya IshikawaAtsushi Saito (3 patents)Tetsuya IshikawaYutaka Kano (3 patents)Tetsuya IshikawaNoriko Sato (3 patents)Tetsuya IshikawaTetsuyo Ohashi (3 patents)Tetsuya IshikawaTsuyoshi Saeki (3 patents)Tetsuya IshikawaNoboru Shimoyama (3 patents)Tetsuya IshikawaSeiji Ogasawara (3 patents)Tetsuya IshikawaYasuyuki Takanaka (3 patents)Tetsuya IshikawaMasahiro Tamura (2 patents)Tetsuya IshikawaHiroyuki Saito (2 patents)Tetsuya IshikawaSeiichi Sato (2 patents)Tetsuya IshikawaHiroshi Morimoto (2 patents)Tetsuya IshikawaKazuteru Ishizuka (2 patents)Tetsuya IshikawaMasakazu Tsukuda (2 patents)Tetsuya IshikawaHideki Yoshida (1 patent)Tetsuya IshikawaYukuo Yamaguchi (1 patent)Tetsuya IshikawaTetsuo Suzuki (1 patent)Tetsuya IshikawaTakashi Azuma (1 patent)Tetsuya IshikawaHideaki Tanaka (1 patent)Tetsuya IshikawaHiroki Shibata (1 patent)Tetsuya IshikawaTetsuji Kurata (1 patent)Tetsuya IshikawaTakuya Hara (1 patent)Tetsuya IshikawaKeisuke Inoue (1 patent)Tetsuya IshikawaTakahiro Ochiya (44 patents)Tetsuya IshikawaTomoya Ogawa (12 patents)Tetsuya IshikawaFumikage Uchida (12 patents)Tetsuya IshikawaJeffrey Hudson Scheurer, Ii (9 patents)Tetsuya IshikawaYuji Tamura (9 patents)Tetsuya IshikawaTomohiro Kawasaki (8 patents)Tetsuya IshikawaTatsuya Furuta (8 patents)Tetsuya IshikawaKentaro Onuma (7 patents)Tetsuya IshikawaRyoei Ikari (7 patents)Tetsuya IshikawaYoshiyuki Shimamura (6 patents)Tetsuya IshikawaKazuya Iwata (5 patents)Tetsuya IshikawaShota Sakurai (4 patents)Tetsuya IshikawaYumi Mukoyama (3 patents)Tetsuya IshikawaKei Okamura (3 patents)Tetsuya IshikawaSusumu Miyazaki (2 patents)Tetsuya IshikawaKei Yuasa (2 patents)Tetsuya IshikawaTakeshi Sekino (2 patents)Tetsuya IshikawaTakahiro Kitamura (2 patents)Tetsuya IshikawaNobuhiro Toki (2 patents)Tetsuya IshikawaKazuma Takenaka (2 patents)Tetsuya IshikawaNatsuko Minegishi (2 patents)Tetsuya IshikawaShunji Takemura (2 patents)Tetsuya IshikawaFernando A Montijo (2 patents)Tetsuya IshikawaHideki Kobayashi (2 patents)Tetsuya IshikawaShin-ichiro Umemura (1 patent)Tetsuya IshikawaTakahiro Ito (1 patent)Tetsuya IshikawaTakenobu Kimura (1 patent)Tetsuya IshikawaHajime Yamada (1 patent)Tetsuya IshikawaKenji Shigeno (1 patent)Tetsuya IshikawaNaoki Tajima (1 patent)Tetsuya IshikawaMasami Shiratsuchi (1 patent)Tetsuya IshikawaAtsushi Noda (1 patent)Tetsuya IshikawaToshiaki Oda (1 patent)Tetsuya IshikawaYukiyoshi Yamazaki (1 patent)Tetsuya IshikawaHideo Sugimura (1 patent)Tetsuya IshikawaHiroyuki Ishiwata (1 patent)Tetsuya IshikawaMichiharu Shoji (1 patent)Tetsuya IshikawaMasato Watanabe (1 patent)Tetsuya IshikawaYasufumi Yahiro (1 patent)Tetsuya IshikawaKanto Kurasawa (1 patent)Tetsuya IshikawaTakeshi Doi (1 patent)Tetsuya IshikawaNobuo Okabe (1 patent)Tetsuya IshikawaTakeo Deushi (1 patent)Tetsuya IshikawaYoshitaka Okamura (1 patent)Tetsuya IshikawaYuichiro Suzuki (1 patent)Tetsuya IshikawaMitsuteru Hirata (1 patent)Tetsuya IshikawaHironori Waita (1 patent)Tetsuya IshikawaNaoki Noguchi (1 patent)Tetsuya IshikawaYoshinari Takemura (1 patent)Tetsuya IshikawaYuichiro Suzuki (12 patents)Tetsuya IshikawaTsutomu Toma (1 patent)Tetsuya IshikawaHiroyuki Kakishima (1 patent)Tetsuya IshikawaYosuke Ishii (1 patent)Tetsuya IshikawaTakeshi Ohshima (1 patent)Tetsuya IshikawaYoshio Takahashi (1 patent)Tetsuya IshikawaManabu Shibasaki (1 patent)Tetsuya IshikawaTetsuya Ishikawa (107 patents)Tomohiro SuzukiTomohiro Suzuki (109 patents)Kenji KawazoeKenji Kawazoe (33 patents)Haruyuki YanagiHaruyuki Yanagi (75 patents)Akira KidaAkira Kida (64 patents)Hiroyuki SaitoHiroyuki Saito (126 patents)Takashi NojimaTakashi Nojima (84 patents)Osamu AsakuraOsamu Asakura (47 patents)Seiji TakahashiSeiji Takahashi (41 patents)Yuji KanomeYuji Kanome (38 patents)Masasumi NagashimaMasasumi Nagashima (32 patents)Hiroyuki InoueHiroyuki Inoue (125 patents)Soichi HiramatsuSoichi Hiramatsu (73 patents)Hitoshi NakamuraHitoshi Nakamura (69 patents)Hideki YamaguchiHideki Yamaguchi (57 patents)Shinya AsanoShinya Asano (49 patents)Hideaki KawakamiHideaki Kawakami (38 patents)Akira MiyakawaAkira Miyakawa (35 patents)Takashi AbeTakashi Abe (168 patents)Minoru TeshigawaraMinoru Teshigawara (126 patents)Hiroaki ObikaneHiroaki Obikane (85 patents)Takatoshi NakanoTakatoshi Nakano (71 patents)Atsushi SaitoAtsushi Saito (63 patents)Yutaka KanoYutaka Kano (53 patents)Noriko SatoNoriko Sato (51 patents)Tetsuyo OhashiTetsuyo Ohashi (39 patents)Tsuyoshi SaekiTsuyoshi Saeki (39 patents)Noboru ShimoyamaNoboru Shimoyama (35 patents)Seiji OgasawaraSeiji Ogasawara (34 patents)Yasuyuki TakanakaYasuyuki Takanaka (32 patents)Masahiro TamuraMasahiro Tamura (115 patents)Hiroyuki SaitoHiroyuki Saito (108 patents)Seiichi SatoSeiichi Sato (52 patents)Hiroshi MorimotoHiroshi Morimoto (51 patents)Kazuteru IshizukaKazuteru Ishizuka (46 patents)Masakazu TsukudaMasakazu Tsukuda (30 patents)Hideki YoshidaHideki Yoshida (102 patents)Yukuo YamaguchiYukuo Yamaguchi (83 patents)Tetsuo SuzukiTetsuo Suzuki (70 patents)Takashi AzumaTakashi Azuma (65 patents)Hideaki TanakaHideaki Tanaka (54 patents)Hiroki ShibataHiroki Shibata (49 patents)Tetsuji KurataTetsuji Kurata (46 patents)Takuya HaraTakuya Hara (46 patents)Keisuke InoueKeisuke Inoue (46 patents)Takahiro OchiyaTakahiro Ochiya (44 patents)Tomoya OgawaTomoya Ogawa (21 patents)Fumikage UchidaFumikage Uchida (16 patents)Jeffrey Hudson Scheurer, IiJeffrey Hudson Scheurer, Ii (14 patents)Yuji TamuraYuji Tamura (14 patents)Tomohiro KawasakiTomohiro Kawasaki (25 patents)Tatsuya FurutaTatsuya Furuta (23 patents)Kentaro OnumaKentaro Onuma (18 patents)Ryoei IkariRyoei Ikari (12 patents)Yoshiyuki ShimamuraYoshiyuki Shimamura (22 patents)Kazuya IwataKazuya Iwata (22 patents)Shota SakuraiShota Sakurai (18 patents)Yumi MukoyamaYumi Mukoyama (21 patents)Kei OkamuraKei Okamura (20 patents)Susumu MiyazakiSusumu Miyazaki (27 patents)Kei YuasaKei Yuasa (22 patents)Takeshi SekinoTakeshi Sekino (22 patents)Takahiro KitamuraTakahiro Kitamura (21 patents)Nobuhiro TokiNobuhiro Toki (20 patents)Kazuma TakenakaKazuma Takenaka (15 patents)Natsuko MinegishiNatsuko Minegishi (13 patents)Shunji TakemuraShunji Takemura (12 patents)Fernando A MontijoFernando A Montijo (11 patents)Hideki KobayashiHideki Kobayashi (10 patents)Shin-ichiro UmemuraShin-ichiro Umemura (39 patents)Takahiro ItoTakahiro Ito (38 patents)Takenobu KimuraTakenobu Kimura (34 patents)Hajime YamadaHajime Yamada (31 patents)Kenji ShigenoKenji Shigeno (31 patents)Naoki TajimaNaoki Tajima (26 patents)Masami ShiratsuchiMasami Shiratsuchi (25 patents)Atsushi NodaAtsushi Noda (25 patents)Toshiaki OdaToshiaki Oda (25 patents)Yukiyoshi YamazakiYukiyoshi Yamazaki (23 patents)Hideo SugimuraHideo Sugimura (22 patents)Hiroyuki IshiwataHiroyuki Ishiwata (22 patents)Michiharu ShojiMichiharu Shoji (20 patents)Masato WatanabeMasato Watanabe (18 patents)Yasufumi YahiroYasufumi Yahiro (16 patents)Kanto KurasawaKanto Kurasawa (16 patents)Takeshi DoiTakeshi Doi (16 patents)Nobuo OkabeNobuo Okabe (16 patents)Takeo DeushiTakeo Deushi (15 patents)Yoshitaka OkamuraYoshitaka Okamura (15 patents)Yuichiro SuzukiYuichiro Suzuki (15 patents)Mitsuteru HirataMitsuteru Hirata (14 patents)Hironori WaitaHironori Waita (14 patents)Naoki NoguchiNaoki Noguchi (13 patents)Yoshinari TakemuraYoshinari Takemura (13 patents)Yuichiro SuzukiYuichiro Suzuki (12 patents)Tsutomu TomaTsutomu Toma (11 patents)Hiroyuki KakishimaHiroyuki Kakishima (11 patents)Yosuke IshiiYosuke Ishii (10 patents)Takeshi OhshimaTakeshi Ohshima (10 patents)Yoshio TakahashiYoshio Takahashi (10 patents)Manabu ShibasakiManabu Shibasaki (10 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Canon Kabushiki Kaisha (38 from 90,594 patents)

2. Honda Motor Co., Ltd. (20 from 21,831 patents)

3. Konica Minolta, Inc. (16 from 4,226 patents)

4. Konica Minolta Business Technologies, Inc. (12 from 2,526 patents)

5. Yokogawa Electric Corporation (5 from 1,325 patents)

6. Japan Aviation Electronics Industry, Limited (4 from 2,128 patents)

7. Kowa Company Limited (4 from 589 patents)

8. Ts Tech Co., Ltd. (3 from 897 patents)

9. Konica Corporation (2 from 3,106 patents)

10. Kyoto University (2 from 814 patents)

11. Sumitomo Bakelite Company Limited (2 from 612 patents)

12. Hitachi, Ltd. (1 from 42,485 patents)

13. Bridgestone Corporation (1 from 5,118 patents)

14. Hitachi Medical Corporation (1 from 900 patents)

15. Ishikawa, Tetsuya (0 patent)


107 patents:

1. 12070936 - Image recording apparatus with heating of recording medium on which recording has been performed and with branched conveying path

2. 12066466 - Current measurement device for measuring currents flowing in mutually opposite directions

3. 12007002 - Power transmission device

4. 11500330 - Image forming apparatus having developing device with air suction device

5. 11460794 - Image recording apparatus

6. 11415914 - Image recording apparatus

7. 11360124 - Current measuring device, current measuring method, and non-transitory computer-readable storage medium

8. 11345132 - Optical sheet and optical component

9. 11215584 - Material defect detection device, material defect detection system, material defect detection method, and non-transitory computer readable storage medium

10. 11119260 - Optical sheet and optical component

11. 10974527 - Inkjet printing apparatus

12. 10751887 - Link mechanism

13. 10723153 - Inkjet printing apparatus

14. 10642554 - Control apparatus for assigning a print job, image forming apparatus, image forming system, and program

15. 10534305 - Image forming apparatus and non-transitory recording medium storing computer readable program

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